Dr. Omer has conducted studies in the United States, Guatemala, Kenya, Uganda, Ethiopia, India, Pakistan, Bangladesh, South Africa, and Australia. Dr. Omer’s research portfolio includes epidemiology of respiratory viruses such as influenza, RSV, and - more recently - COVID-19; clinical trials to estimate efficacy of maternal and/or infant influenza, pertussis, polio, measles and pneumococcal vaccines; and trials to evaluate drug regimens to reduce mother-to-child transmission of HIV. Moreover, he has conducted several studies on interventions to increase immunization coverage and acceptance. Dr. Omer’s work has been cited in global and country-specific policy recommendations and has informed clinical practice and health legislation in several countries. He has directly mentored over 100 junior faculty, clinical and research post-doctoral fellows, and PhD and other graduate students. Dr. Omer has published widely in peer reviewed journals including the New England Journal of Medicine, JAMA, Lancet, British Medical Journal, Pediatrics, American Journal of Public Health, Science, and Nature and is the author of op-eds for publications such as the New York Times, Politico, and the Washington Post.

Dr. Omer has received multiple awards –including the Maurice Hilleman Award by the National Foundation of Infectious Diseases for his work on the impact of maternal influenza immunization on respiratory illness in infants younger than 6 months-for whom there is no vaccine. He has served on several advisory panels including the U.S. National Vaccine Advisory Committee, Presidential Advisory Council on Combating Antibiotic-Resistant Bacteria -Vaccine Innovation Working Group, and WHO Expert Advisory Group for Healthcare Worker Vaccination. He has also served as an academic affiliate of the Office of Evaluation Sciences –formerly known as the White House Social and Behavioral Sciences Team.


Graduate School
Johns Hopkins University (2007)

Research Interest

  • Global Health
  • HIV/AIDS Prevention
  • Immunizations/Vaccines
  • Infectious Disease
  • Pandemic Preparedness


Featured Publications LegendFeatured Publications

Honors & Awards

  • Connecticut Academy of Science and Engineering (CASE) Member
    CASE members are elected based on recognition of their scientific and engineering distinction achieved through significant contributions in theory or applications. (2022)
  • National Academy of Medicine Member
    One of three academies that make up the National Academies of Sciences, Engineering, and Medicine in the United States. According to NAM, its membership reflects the height of professional achievement and commitment to service. (2022)
  • M.A. Privatum
    An honorary master's degree awarded by Yale University. (2019)
  • Christiaan Eijkman Invited Lecture
    This invited lecture at University Medical Center Utrecht is named after the Dutch Nobel Prize winner who discovered Vitamin B1. (2018)
  • Millipub Club Award
    Recognizes individuals who have published one or more papers that have each garnered more than 1000 citations. Awarded for 5 papers. (2017)
  • William H. Foege Chair in Global Health
    his endowed chair was established in honor of Dr. William (Bill) Foege with a gift from the Bill and Melinda Gates Foundation. Dr. Foege is a former CDC Director and is credited for devising the global strategy that led to smallpox eradication. (2016-2019)
  • Millipub Club Award
    Recognizes individuals who have published one or more papers that have each garnered more than 1000 citations. Awarded for 5 papers. (2015)
  • Bruce Squires Award
    Presented annually to the authors of a research article in the Canadian Medical Association Journal that "promotes high standards of reporting and evidence-based medicine." (2014)
  • Fellow, Infectious Diseases Society of America
    Recognizes individuals who have achieved professional excellence and provided significant service to the profession. (2014)
  • Pediatric Infectious Diseases Society Young Investigator Award
    Presented by the Pediatric Infectious Diseases Society for "independent & productive research that represents outstanding contributions in pediatric infectious diseases (2013)
  • Infectious Diseases Society of America Program Choice Award
    Presented by the Infectious Diseases Society based on the recommendation of the IDSA program choice committee (2009)
  • Maurice R. Hilleman Early-stage Career Investigator Award
    Presented by the National Foundation for Infectious Diseases. The award recognizes individuals in the field of vaccinology based on a specific research contribution and their overall career trajectory. (2009)
  • Global Health Institute, Faculty Distinction Fund Award
    Presented by Emory University's Global Health Institute (2008)

Professional Associations/Affiliations

  • Board of Trustees Gavi - the Vaccine Alliance (2023)
  • Board of Trustees Sabin Vaccine Institute (2019)
  • National Academy of Medicine/NASEM, Committee on Equitable Allocation of Vaccine for the Novel Coronavirus (2020)
  • National Vaccine Advisory Committee (NVAC) (2014-2018)
  • Pan American Health Organization, Maternal Immunization Working Group (PAHO MIG) (2015)
  • Presidential Advisory Council on Combating Antibiotic-Resistant Bacteria - Vaccine Innovation Working Group (2016-2017)
  • Public Health Committee, Infectious Diseases Society of America (2014-2017)
  • Vaccination Acceptance Research Network (VARN) Steering Committee (2018-2020)
  • World Health Organization (WHO-EMRO) Regional Technical Advisory Group for Immunization in the Eastern Mediterranean (2017-2019)
  • World Health Organization Global Advisory Committee on Vaccine Safety (2019)
  • World Health Organization Healthcare Worker Influenza Vaccine Independent Expert Advisory Group (2018-2019)
  • World Health Organization, Strategic Advisory Group of Experts (SAGE) on Vaccines (2023)